小库编程教程示范演示-小库网

Bootstrap 实例</title>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <link rel="stylesheet" href="https://cdn.staticfile.net/twitter-bootstrap/4.3.1/css/bootstrap.min.css">
  <script src="https://cdn.staticfile.net/jquery/3.2.1/jquery.min.js"></script>
  <script src="https://cdn.staticfile.net/popper.js/1.15.0/umd/popper.min.js"></script>
  <script src="https://cdn.staticfile.net/twitter-bootstrap/4.3.1/js/bootstrap.min.js"></script>

<div class="container mt-3">
  <h2>环绕对齐</h2>
  <p>根据不同屏幕设备，使用 "around" 堆叠元素</p>

<p><code>.align-content-around</code>:</p>
  <div class="d-flex flex-wrap align-content-around bg-light" style="height:300px">
    <div class="p-2 border">Flex item 1</div>
    <div class="p-2 border">Flex item 2</div>
    <div class="p-2 border">Flex item 3</div>
    <div class="p-2 border">Flex item 4</div>
    <div class="p-2 border">Flex item 5</div>
    <div class="p-2 border">Flex item 6</div>
    <div class="p-2 border">Flex item 7</div>
    <div class="p-2 border">Flex item 8</div>
    <div class="p-2 border">Flex item 9</div>
    <div class="p-2 border">Flex item 10</div>
    <div class="p-2 border">Flex item 11</div>
    <div class="p-2 border">Flex item 12</div>
    <div class="p-2 border">Flex item 13 </div>
    <div class="p-2 border">Flex item 14</div>
    <div class="p-2 border">Flex item 15</div>
    <div class="p-2 border">Flex item 16</div>
    <div class="p-2 border">Flex item 17</div>
    <div class="p-2 border">Flex item 18</div>
    <div class="p-2 border">Flex item 19</div>
    <div class="p-2 border">Flex item 20</div>
    <div class="p-2 border">Flex item 21</div>
    <div class="p-2 border">Flex item 22</div>
    <div class="p-2 border">Flex item 23</div>
    <div class="p-2 border">Flex item 24</div>
    <div class="p-2 border">Flex item 25</div>
  </div>
  <br>

<p><code>.align-content-sm-around</code>:</p>
  <div class="d-flex flex-wrap align-content-sm-around bg-light" style="height:300px">
    <div class="p-2 border">Flex item 1</div>
    <div class="p-2 border">Flex item 2</div>
    <div class="p-2 border">Flex item 3</div>
    <div class="p-2 border">Flex item 4</div>
    <div class="p-2 border">Flex item 5</div>
    <div class="p-2 border">Flex item 6</div>
    <div class="p-2 border">Flex item 7</div>
    <div class="p-2 border">Flex item 8</div>
    <div class="p-2 border">Flex item 9</div>
    <div class="p-2 border">Flex item 10</div>
    <div class="p-2 border">Flex item 11</div>
    <div class="p-2 border">Flex item 12</div>
    <div class="p-2 border">Flex item 13 </div>
    <div class="p-2 border">Flex item 14</div>
    <div class="p-2 border">Flex item 15</div>
    <div class="p-2 border">Flex item 16</div>
    <div class="p-2 border">Flex item 17</div>
    <div class="p-2 border">Flex item 18</div>
    <div class="p-2 border">Flex item 19</div>
    <div class="p-2 border">Flex item 20</div>
    <div class="p-2 border">Flex item 21</div>
    <div class="p-2 border">Flex item 22</div>
    <div class="p-2 border">Flex item 23</div>
    <div class="p-2 border">Flex item 24</div>
    <div class="p-2 border">Flex item 25</div>
  </div>
  <br>

<p><code>.align-content-md-around</code>:</p>
  <div class="d-flex flex-wrap align-content-md-around bg-light" style="height:300px">
    <div class="p-2 border">Flex item 1</div>
    <div class="p-2 border">Flex item 2</div>
    <div class="p-2 border">Flex item 3</div>
    <div class="p-2 border">Flex item 4</div>
    <div class="p-2 border">Flex item 5</div>
    <div class="p-2 border">Flex item 6</div>
    <div class="p-2 border">Flex item 7</div>
    <div class="p-2 border">Flex item 8</div>
    <div class="p-2 border">Flex item 9</div>
    <div class="p-2 border">Flex item 10</div>
    <div class="p-2 border">Flex item 11</div>
    <div class="p-2 border">Flex item 12</div>
    <div class="p-2 border">Flex item 13 </div>
    <div class="p-2 border">Flex item 14</div>
    <div class="p-2 border">Flex item 15</div>
    <div class="p-2 border">Flex item 16</div>
    <div class="p-2 border">Flex item 17</div>
    <div class="p-2 border">Flex item 18</div>
    <div class="p-2 border">Flex item 19</div>
    <div class="p-2 border">Flex item 20</div>
    <div class="p-2 border">Flex item 21</div>
    <div class="p-2 border">Flex item 22</div>
    <div class="p-2 border">Flex item 23</div>
    <div class="p-2 border">Flex item 24</div>
    <div class="p-2 border">Flex item 25</div>
  </div>
  <br>

<p><code>.align-content-lg-around</code>:</p>
  <div class="d-flex flex-wrap align-content-lg-around bg-light" style="height:300px">
    <div class="p-2 border">Flex item 1</div>
    <div class="p-2 border">Flex item 2</div>
    <div class="p-2 border">Flex item 3</div>
    <div class="p-2 border">Flex item 4</div>
    <div class="p-2 border">Flex item 5</div>
    <div class="p-2 border">Flex item 6</div>
    <div class="p-2 border">Flex item 7</div>
    <div class="p-2 border">Flex item 8</div>
    <div class="p-2 border">Flex item 9</div>
    <div class="p-2 border">Flex item 10</div>
    <div class="p-2 border">Flex item 11</div>
    <div class="p-2 border">Flex item 12</div>
    <div class="p-2 border">Flex item 13 </div>
    <div class="p-2 border">Flex item 14</div>
    <div class="p-2 border">Flex item 15</div>
    <div class="p-2 border">Flex item 16</div>
    <div class="p-2 border">Flex item 17</div>
    <div class="p-2 border">Flex item 18</div>
    <div class="p-2 border">Flex item 19</div>
    <div class="p-2 border">Flex item 20</div>
    <div class="p-2 border">Flex item 21</div>
    <div class="p-2 border">Flex item 22</div>
    <div class="p-2 border">Flex item 23</div>
    <div class="p-2 border">Flex item 24</div>
    <div class="p-2 border">Flex item 25</div>
  </div>
  <br>
  
  <p><code>.align-content-xl-around</code>:</p>
  <div class="d-flex flex-wrap align-content-xl-around bg-light" style="height:300px">
    <div class="p-2 border">Flex item 1</div>
    <div class="p-2 border">Flex item 2</div>
    <div class="p-2 border">Flex item 3</div>
    <div class="p-2 border">Flex item 4</div>
    <div class="p-2 border">Flex item 5</div>
    <div class="p-2 border">Flex item 6</div>
    <div class="p-2 border">Flex item 7</div>
    <div class="p-2 border">Flex item 8</div>
    <div class="p-2 border">Flex item 9</div>
    <div class="p-2 border">Flex item 10</div>
    <div class="p-2 border">Flex item 11</div>
    <div class="p-2 border">Flex item 12</div>
    <div class="p-2 border">Flex item 13 </div>
    <div class="p-2 border">Flex item 14</div>
    <div class="p-2 border">Flex item 15</div>
    <div class="p-2 border">Flex item 16</div>
    <div class="p-2 border">Flex item 17</div>
    <div class="p-2 border">Flex item 18</div>
    <div class="p-2 border">Flex item 19</div>
    <div class="p-2 border">Flex item 20</div>
    <div class="p-2 border">Flex item 21</div>
    <div class="p-2 border">Flex item 22</div>
    <div class="p-2 border">Flex item 23</div>
    <div class="p-2 border">Flex item 24</div>
    <div class="p-2 border">Flex item 25</div>
  </div>
</div>